6. Operate temperature : 10℃~50℃ 7. Operate humidity: ≤70% 8. Refresh rate : 8HZ 9. No need to calibrate 10. FOV : 55°x35° 11. Display center point ,maximum and minimum temperature 12. Make photo(Can saved 90PCS photos, connect to computer, copy and delete) 13. Rechargeable Battery 14. TFT size : 1.8inch(display resolution:160x128) 15. Product size : 66x46x20mm 16. Power port : USB Type‐C 5V/1A 17. Built-in 4M memory chip, which can store about 90 pictures Operate description: 1. Charging : Use USB Type‐C line, 5V/1A 2. Open/Close : Press Middle Key Long 3. Make photo: Press Middle Key 4. Review photo: Press Up or Down Key 5. Quit photo: Press Up or Down Key Long 6. Copy photo : connect computer with usb line, computer will get a disk. Note: can not change photo in disk or put other file into the disk. Before connect computer , pls fully and shutdown. type: Thermal Imager color:Black Material:PCB+plastic+metal Package Contents: 1 x Mini Thermal Imager Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 1. Module: MLX90640_CSB 2. Use MLX90640ESF_BAB IR Sensor 3. Resolution : 32x24 4. Temperature measurement range : ‐40℃~300℃ 5. Measurement accuracy : +/‐2℃(Central area,0~100℃)